databases/mongosh: Update 2.5.5 → 2.8.3

Changelogs:
https://github.com/mongodb-js/mongosh/releases/tag/v2.5.6
https://github.com/mongodb-js/mongosh/releases/tag/v2.5.7
https://github.com/mongodb-js/mongosh/releases/tag/v2.5.8
https://github.com/mongodb-js/mongosh/releases/tag/v2.5.9
https://github.com/mongodb-js/mongosh/releases/tag/v2.5.10
https://github.com/mongodb-js/mongosh/releases/tag/v2.6.0
https://github.com/mongodb-js/mongosh/releases/tag/v2.7.0
https://github.com/mongodb-js/mongosh/releases/tag/v2.8.1
https://github.com/mongodb-js/mongosh/releases/tag/v2.8.2
https://github.com/mongodb-js/mongosh/releases/tag/v2.8.3

While here (non-functional changes):

• Split long lines.
• Remove unused variable MPROTECT_DISABLE.
• Fix warnings from portclippy.
• Improve alignment and formatting.

PR: 294921
Sponsored by: UNIS Labs
Co-authored-by: Vladimir Druzenko <vvd@FreeBSD.org>